@misc{indiciaee3906deee4ff,
  title = {Recommendations for the study and appraisal of oil-shale deposits in Jordan},
  author = {Vernon Emanuel Swanson},
  year = {1974},
  doi = {10.3133/ofr74197},
  url = {https://pubs.usgs.gov/publication/ofr74197},
  note = {Source identifier: ofr74197}
}